Plant for extracting metallic lead from sulphidic concentrate - has divided chamber with ratio of electrothermic section area to that of vessel, to increase extraction and reduce energy use
DE3132998A1
Filter element for bag filters
DE3115806A1
Apparatus for the vibratory machining of products
DE3110331A1
Device for the vibratory treatment of workpieces
DE2939966A1
Blast bore charging extension with explosive powder - has two laval nozzles, second one at tube inlet followed by mixing chamber
DE2911148A1
Blasting hole pneumatic charging equipment - has regulator delivering gas to chamber to maintain explosive flow rate
DE2825266A1
Recovery of lead from scrap accumulators - includes melting process in which crushed organic accumulator casings form the fuel (OE 15.8.79)
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Horizontal electrostatic precipitator for sulphur gases - has housing with sets of earthed and negative potential electrodes with decreasing mutual distances
DE1756292A1
Device for charging a pressure pipeline with bulk material
